2273279 has 2 divisors, whose sum is σ = 2273280. Its totient is φ = 2273278.

The previous prime is 2273273. The next prime is 2273303. The reversal of 2273279 is 9723722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2273279 - 2²⁰ = 1224703 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2273273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136639 + 1136640.

It is an arithmetic number, because the mean of its divisors is an integer number (1136640).

2^2273279 is an apocalyptic number.

2273279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273279 is an equidigital number, since it uses as much as digits as its factorization.

2273279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 32.

The square root of 2273279 is about 1507.7396990197. The cubic root of 2273279 is about 131.4874329579.

It can be divided in two parts, 2273 and 279, that added together give a palindrome (2552).

The spelling of 2273279 in words is "two million, two hundred seventy-three thousand, two hundred seventy-nine".